There are two things going on: one is that many of them have spouses whose full time labor is taking care of the kids. I remember that being the strongest predictor of getting tenure for university professors, too.
The other is that you realize that you can accomplish significant things by stringing together scraps of time and making sure you don't obsess over minutiae. Or, more directly, when you've got twenty minutes to write, you're not going to concern yourself with the font.
The other is that you realize that you can accomplish significant things by stringing together scraps of time and making sure you don't obsess over minutiae. Or, more directly, when you've got twenty minutes to write, you're not going to concern yourself with the font.